Performing. . .
| Geyser: | Black Growler |
| Date/Time: | 2024-01-02 @ 1320 |
| Entrant: | JR |
| Observer: | |
| Time Entered: | 2024-01-02 14:02:39 |
| Time Uploaded: | 2024-01-02 14:02:39 |
| Submitted to: | Geysertimes.org |
| Note: | Black Growler (area) has been thumping every few minutes for a few weeks. A deep bass thump can be heard as far away as at the museum. This thump is followed by a push of steam for a few seconds and usually a bump in activity with Ledge. |